White Rodgers 1F98EZ-1621

White Rodgers

Blue Wireless Easy Install Thermostat System

1F98EZ-1621 1918523
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$209.95   Free 3-5 Business Day Shipping
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ItemLow Voltage Thermostat
TypeDigital Programmable Multi Stage H/C or HP
Stages Heat4
Stages Cool2
Temp. Settings per Day4,2 or 0
Programs per Week7
Terminal DesignationsR,RC,RH,C,W/E,W2,Y,Y2,G,O/B,HM,HM2,DHM,DHM2,L
System SwitchingHeat-Cool-Auto-Off
Fan SwitchingAuto-On
Key Pad LockoutYes
Programmable FanYes
Automatic ChangeoverYes
Humidification ControlYes
Dehumidification ControlYes
Remote Sensing CapabilityYes
Temporary Program OverrideYes
Temporary Temperature HoldYes
Filter IndicatorYes
Temperature LimitingYes
Battery BackupYes
Low Battery IndicatorYes
Batteries IncludedYes
Dual Transformer CompatibleYes
Power MethodHardwired/Battery
Voltage (AC)24
750mV CompatibleNo
Height (In.)5-1/2
Width (In.)5-3/4
Depth (In.)1-1/2
Control Range (F)45 to 99
CharacteristicsWireless Control
For Use With Single Stage, Multi-Stage, Heat Pump, Heat Pump with Dual Fuel
Includes Equipment Control Module, Return Air Sensor
UPC 786710544538
Weight 2.450000


The White Rodgers 1F98EZ-1621 Blue Wireless Control System consists of a comfort interface, equipment control module, and return air sensor. The comfort interface provides a large, uncluttered display for adjustments to your home’s temperature, humidity and system configuration. Powered with batteries, it communicates wirelessly to the equipment control module and return air sensor. For added performance, this system can be configured to work with up to 3 indoor and 1 outdoor remote sensors (sold separately).

This system features an intuitive comfort interface that utilizes wireless technology for precise and reliable temperature control. For use in multi-stage or heat pump systems (up to 4 heat/2 cool) applications.

This item may also be known as the Emerson 1F98EZ-1621 and is replacement unit for the White Rodgers 1F85RF-285.

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